But we know I'm rich and pay the bills at my mother house

Ludacris is referring to the previous line talking about Terrell Owens going broke. He’s saying he goes for broke like when TO makes dangerous catches in-game, diving for balls and facing defenders twice his size. But one thing that sets him apart from TO is his bank account. TO can barely afford to pay his own rent, while Ludacris is paying for both his and his mothers house